Yamaha NHB32-C Service Manual

Other manuals for NHB32-C: Owner's Manual, Owner's Manual
Manual is about: Network hub and bridge

Summary of NHB32-C

  • Page 1

    Nhb32-c 1 service manual pa 011674 20030301- オープンプライス 0.166k-3118 printed in japan 2003.03 hamamatsu, japan contents specifications ................................................ 3/4 dimensions ............................................................ 4 panel layout ...............................

  • Page 2: Warning

    Nhb32-c 2 warning: this apparatus must be earthed important the wires in this mains lead are coloured in accordance with the following code: green-and-yellow : earth blue : neutral brown : live as the colours of the wires in the mains lead of this apparatus may not correspond with the coloured marki...

  • Page 3: Specifications

    Nhb32-c 3 specifications patch memories 100 (#0 is read-only) indicator 7-segment led x2 cobranet primary/secondary connectors rj-45 x2 (32 in/32 out), transformer isolated, ieee 802.3 network status indicators link, conduct, error leds digital i/o aes/ebu 1–4 25-pin female d-sub x4 sampling rate 48...

  • Page 4: Dimensions

    Nhb32-c 4 units: mm 44 7.9 380 d:386 30 322 17.5 349.3 11 0.65 h:44.65 396 w:480 430 パッチ メモリー 100(#0は読み出し専用) インジケーター 7 セグメント led × 2 cobranet primary/secondary ポート rj-45×2(32入力/32出力)、 トランスフォーマーアイソレート、 ieee802.3 ネットワークステータス インジケーター link、conduct、error led デジタル i/o aes/ebu1∼4 25ピン・メスd-sub×4 サンプリングレート 4...

  • Page 5: Panel Layout

    Nhb32-c 5 panel layout front panel rear panel network hub and bridge link conduct lock error - 1 2 3 4 5 6 7 8 9 10 11 usb port unit id switch lock indicator network status indicators wordclock source indicators wordclock source button patch number display patch edit indicator patch selector buttons...

  • Page 6: Block Diagram

    Nhb32-c 6 block diagram 4mbit flash 16mbit dram main cpu sh7042a/28mhz Ø25.8048mhz mpu_mode:2 dsp5 (mixer) sio4 dir2 pll & clock generater wc select 11.727 mhz fs 64fs 128fs 256fs sync master clock 60mhz 8mhz m37641m8 16mhz key x 4 driver driver patch ledx23 ic201 111 pe7 pe6 104 105 x201 ic316 x302...

  • Page 7

    Nhb32-c 7 t m dsp5 (mixer) 60mhz transmitter receiver in out midi driver cpu-interface digital-audio-interface dir2x8 dit2x8 digital-audio-interface dir2x8 dit2x8 wc-select in out jk304 jk305 (cobranet) 4 x601 ic225 ic226 ic312 ic311 ic305 ic901 ic703~706 ic803~806 ic711~714 ic810~813 ic303~306 ic40...

  • Page 8: Circuit Board Layout

    Nhb32-c 8 circuit board layout ac inlet power unit (電源 ユニット) main aes2 cm-1 pn-jack pn- psw pn-led aes1 (ユニットレイアウト) www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 q q tel 13942296513 qq 376315150 892498299 tel 13942296513 qq 376315150 892498299...

  • Page 9: Wiring

    Nhb32-c 9 wiring power unit (電源 ユニット) ferrite core (フェライト) main aes2 cm-1 pn-jack pn- psw pn-led aes1 cn601 wb417300 cn501 cn501 cn502 cn502 cn604 cn604 cn203 cn203 cn202 cn202 cn201 cn201 cn503 cn503 cn603 cn603 cn605 cn605 cn501 cn502 cn604 cn203 cn202 cn201 cn503 cn603 cn605 cn301 (b) cn303 cn202...

  • Page 10: Disassembly Procedure

    Nhb32-c 10 disassembly procedure fig.1 [480]: bonding tapping screw-s 3.0x6 mfzn2bl (v7451800) fig.2 [250]: hex. Locking screw jfs-2.6s-biw (vs604900) [400]: bind head tapping screw-b 3.0x6 mfzn2bl (ep600230) [470]: bind head tapping screw-s 3.0x6 mfzn2bl (ep630210) 1. Top cover (time required: 1 mi...

  • Page 11

    Nhb32-c 11 fig.3 5. Aes1 circuit board (time required: 6 minutes) 5-1 remove the top cover. (see procedure 1.) 5-2 remove the aes2 circuit board. (see procedure 4.) 5-3 remove the six (6) screws marked [400a] fixing the circuit board and the aes circuit board angle. Also, remove the four (4) hexagon...

  • Page 12

    Nhb32-c 12 fig.4 [480] [400] [480] pn-led psw knob (pswノブ) 8. Ac inlet assembly (time required: 2 minutes) 8-1 remove the top cover. (see procedure 1.) 8-2 remove the two (2) supports marked [40] from the rear panel. The ac inlet assembly can then be removed. (fig. 3) 9. Pn-led circuit board (time r...

  • Page 13: Lsi Pin Description

    Nhb32-c 13 lsi pin description pin no. I/o function name pin no. I/o function name 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 /dack0 pe15 vss a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 a10 a11 a12 ...

  • Page 14

    Nhb32-c 14 pin no. I/o function name pin no. I/o function name 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 ...

  • Page 15

    Nhb32-c 15 pin no. I/o function name pin no. I/o function name 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 daux hdlt dout vfl opt sync mcc wc mcb mca sksy xi xo p256 lock vss tc dim1 dim0 dom1 dom0 km1 i o o o o o o o o o i i o o o o i i i i i auxiliary input for audio data asynchronous...

  • Page 16

    Nhb32-c 16 ym3437c-fe2 (xw060a00) dit2 pin no. Name i/o function pin no. Name i/o function 1 vss gr ound 9 mu te i dou t output mute 2 mcl k i m aster clock (128fs) 10 vf l i bit data in put 3 dm0 i data inp ut mode select0 11 cck/ csb i “l ”= ser ial clock “h”= bit data input 4 dm1 i data inp ut mo...

  • Page 17: Ic Block Diagram

    Nhb32-c 17 ic block diagram 1 d1r 2 3 4 5 6 7 8 9 10 a1 a2 a3 a4 a5 a6 a7 a8 gnd 11 12 13 14 15 16 17 18 19 20 v cc g b1 b2 b3 b4 b5 b6 b7 b8 tc74hc245f(xt487a00) main: ic418 tc74vhc245aft(xt744a00) main: ic407, ic410 buffer tc74vhc245ft(xu797a00) aes: ic203-214, ic220, ic310, ic501, ic601-606, ic60...

  • Page 18

    Nhb32-c 18 aes: ic215, ic223, ic224, ic609, ic616, ic617 d-ff tc74vhc74ft (xv892a00) aes: ic212-219, ic610-613 main: ic212 d-ff inputs outputs pr clr clk d q q l h h l h q o h l h h l q o x x x h l x x x x f f l h l l h h h l h l h h h 1 2 3 4 5 6 7 1clr 1d 1ck 1pr 1q 1q gnd 14 13 12 11 10 9 8 vcc 2...

  • Page 19

    Nhb32-c 19 tc74vhc08ft aes: ic201, ic321, ic414, ic715, ic814 and (xv891a00) tc7wh04fu main: ic413, ic419 inverter (xy363a00) tc7wh14fu main: ic208, ic306, ic317 schmitt inverter (xy806a00) 1 2 3 1a 1y 4 2a 5 2b 6 2y 7 vss 1b 14 13 12 vdd 4a 11 4y 10 3b 9 3a 8 3y 4b tc7sh08fu main: ic220 and (xr680a...

  • Page 20: Circuit Boards

    Nhb32-c 20 cn601: to aes1-cn501 cn305: to aes1-cn502 cn602: to aes1-cn503 cn3 to pn usb unit id a a' main circuit board in: 3na-v848170 circuit boards (シート基板図) www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 q q tel 13942296513 qq 376315150 8924...

  • Page 21

    21 nhb32-c cn303: to pn-jack-cn301 cn202: to pn-led-cn201 cn406: to power unit cn403: to cm-1 cn402: to cm-1 a a' component side (部品側) www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 q q tel 13942296513 qq 376315150 892498299 tel 13942296513 qq ...

  • Page 22

    Nhb32-c 22 main circuit board a a' www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 q q tel 13942296513 qq 376315150 892498299 tel 13942296513 qq 376315150 892498299 http://www.Xiaoyu163.Com http://www.Xiaoyu163.Com.

  • Page 23

    23 nhb32-c pattern side a a' (パターン側) www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 q q tel 13942296513 qq 376315150 892498299 tel 13942296513 qq 376315150 892498299 http://www.Xiaoyu163.Com http://www.Xiaoyu163.Com.

  • Page 24

    Nhb32-c 24 aes-aes1 circuit board component side cn501: to main-cn601 cn502: to main-cn305 cn503: to main-cn602 cn201: to aes2-cn604 cn202: to aes2-cn603 cn203: to aes2-cn605 aes/ebu3 aes/ebu4 to computer (部品側) www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 13942296513 9 9 2 8 9 4 2 9 8 0 5 ...

  • Page 25

    25 nhb32-c pattern side aes-aes1 circuit board (パターン側) www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 q q tel 13942296513 qq 376315150 892498299 tel 13942296513 qq 376315150 892498299 http://www.Xiaoyu163.Com http://www.Xiaoyu163.Com.

  • Page 26

    Nhb32-c 26 aes-aes2 circuit board component side cn604: to aes1-cn201 cn603: to aes1-cn202 cn605: to aes1-cn203 aes/ebu1 aes/ebu2 com (部品側) www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 q q tel 13942296513 qq 376315150 892498299 tel 1394229651...

  • Page 27

    27 nhb32-c pattern side aes-aes2 circuit board (パターン側) www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 q q tel 13942296513 qq 376315150 892498299 tel 13942296513 qq 376315150 892498299 http://www.Xiaoyu163.Com http://www.Xiaoyu163.Com.

  • Page 28

    Nhb32-c 28 cn301: to main-cn303 to cm-1 to cm-1 in out off on 75 Ω primary cobra net midi secondary in out word clock network status lock link conduct network word clock in error 1/2 3/4 5/6 7/8 1/2 3/4 5/6 7/8 1/2 3/4 5/6 7/8 1/2 3/4 5/6 7/8 aes/ebu3 aes/ebu4 aes/ebu1 aes/ebu2 a a' a a' pn-led circ...

  • Page 29

    29 nhb32-c cn201: to main-cn202 recall patch a a' a a' pn-psw circuit board component side pattern side component side pattern side cn401: to ac inlet : to power unit-cn1 power on/off (部品側) (パターン側) (部品側) (パターン側) www. Xiaoyu163. Com qq 376315150 9 9 2 8 9 4 2 9 8 tel 13942296513 9 9 2 8 9 4 2 9 8 0 5...

  • Page 30: Inspections

    Nhb32-c 30 2.2 jitter measurement measure the jitter with the master clock set to “network” as follows. Q set the master clock to “network”. W measure the fs jitter value at the ch1/2 output of aes/ebu1. E check to ensure that the “lock” led is lit. Measure the jitter with the master clock set to “w...

  • Page 31: 検査

    31 nhb32-c 1. 準備 1.1 条件 特に指定しないときは以下の条件とします。 ・ [unit id]sw は”0”に設定します。 ・ [word clock in 75 Ω]sw を” on” に設定します。 ・マスター clock は、 ”network”に設定します。 ・patch は、 ”00”に設定します。 ・word clock 信号供給元として、dme32 を使用し ます。 dme32 の slot1 に、 ”my8-ae”を挿入します。 dme32 のマスター clock は、 ”internal”に設定 します。 1.2 テストプログラム テストプログラムによる検査...

  • Page 32: Test Program

    Nhb32-c 32 1. Preparation 1.1 peripheral equipment windows pc (serial terminal, usb terminal, usb midi driver) (install nhb32-c usb midi driver in advance.) enter a check [v] for on/off of usb midi driver. Ac voltmeter nhb32-c (for jigs) make following settings for patch “01”. The ch1 to ch8 input o...

  • Page 33

    33 nhb32-c dia>fla >> flash memory test ok: flash memory test.......[ ok ] dia>ram >> dram test ng: dram test........................>>>> ng 2. List of test items 1 fla : read/write test of flash rom automatic judgment 2 ram : read/write test of dram automatic judgment 3 eep : read/write test of eep...

  • Page 34

    Nhb32-c 34 using the 25pd-sub cross cable (for my8-ae), connect slot1 of dme32 and [aes/ebu1] of nhb32-c(for jigs). Using the 25pd-sub cross cable (for my8-ae), connect slot2 of dme32 and [aes/ebu2] of nhb32-c(for jigs). Using the usb cable, connect the [usb] terminal and the usb terminal of pc. Usi...

  • Page 35

    35 nhb32-c following test items are tested one after another each time the “enter” key of the keyboard is pressed. 13 sw1 : switch input test automatic judgment press the switches on the front panel in the order of [recall] → [ ] → [ ] → [word clock] according to the instruction on the screen. 14 le...

  • Page 36

    Nhb32-c 36 select “06” for patch of nhb32 for jigs. Check the input level of slot1 and slot2 of dme32 (16 channels in all) at slot3 (my4-da). The analog output of my4-da should be 1khz, +4dbu ± 2db. Make settings for patch “06” of nhb32-c for jigs as follows. Ch1 to ch8 input of [aes/ebu 1] is outpu...

  • Page 37

    37 nhb32-c 4.2 testing select “2. Nhb32-c main sheet” on the start-up screen of the test program, and testing of test items is automatically executed in the order of the following test items. 1 fla : read/write test of flash rom automatic judgment 2 ram : read/write test of dram automatic judgment 3...

  • Page 38

    Nhb32-c 38 5.2 testing method select “3. Nhb32-c aes sheet” on the start-up screen of the test program, and testing of following test items is executed automatically. 1 dio : aes/ebu test automatic judgment 2 com : com loop back test automatic judgment 6. Testing of pn circuit board 6.1 connection u...

  • Page 39

    39 nhb32-c 7. Upgrading of version the version can be upgraded by using the master data “acu16-c/nhb32-c “v . ”. Upgrading of the version is executed from windows pc through usb. The master data includes the following files. Wain.Exe → installer program file wain. Ini → setting file 8c78 (folder wit...

  • Page 40: テストプログラム

    Nhb32-c 40 1. 準備 1.1 周辺機器 ・windows pc(シリアル端子、usb 端子、usb midi ドライバ) (予め nhb32-c usb midi ドライバをインストールしておいてください。 ) * usb midi ドライバの thr on/off にチェック[v]を入れます。 ・ac 電圧計 ・nhb32-c(治具用) * patch”01”には、以下のように設定します。 [aes / ebu 1]の ch1 ∼ ch8 入力を、cobranet の ch1 ∼ ch8 に出力します。 [aes / ebu 2]の ch1 ∼ ch8 入力を、cobranet ...

  • Page 41

    41 nhb32-c (例) dia>fla >> flash memory test ok: flash memory test.......[ o k ] dia>ram >> dram test ng: dram test........................>>>> N G 2.検査項目一覧 1 FLA: FLASH ROMのREAD/WRITEテスト 自動判定 2 RAM:DRAMのREAD/WRITEテスト 自動判定 3 EEP:EEPROMのREAD/WRITEテスト 自動判定 4 DSP:DSP5のレジスタREAD/WRITEテスト 自動判定 5 CM1:CM−1 H...

  • Page 42

    Nhb32-c 42 ・dme32 の slot1 と、nhb32-c(治具用)の[aes / ebu 1]を、25p d-sub クロスケーブル(my8-ae 用)で接続します。 ・dme32 の slot2 と、nhb32-c(治具用)の[aes / ebu 2]を、 25p d-sub クロスケーブル(my8-ae 用)で接続します。 ・ [usb]端子と pc の usb 端子を,usb ケーブルで接続します。 ・ [to computer]端子と pc のシリアル端子をシリアルケーブル(クロス)で接続します。 ・ [UNIT ID]SWは、 ”0”に設定します。 ・nhb32-c の...

  • Page 43

    43 nhb32-c 以下の検査項目は、キーボードから”enter”キーを押すことにより順次、次の検査が実施されます。 13 swi: switch 入力テスト 自動判定 画面の指示に従い、フロントパネルの sw を[recall]→[▼]→[▲]→[word clock]の順に押します。 14 led: led 点灯テスト 1. フロントパネルの led が、下図の順に点灯することを確認します。 2. 7seg. Led が 1 桁づつ”0、1,2、3、4、5、6、7、8、9、 ”の順に点灯することを確認します。 3. 最後に led が全て点灯することを確認します。 15 thr: オーデ...

  • Page 44

    Nhb32-c 44 治具用 nhb32-c の patch を "06" にします。 dme32 の slot1、slot2 の入力レベル(計 16ch)を slot3(my4-da)で確認します。 my4-da のアナログ出力は 1khz、+4dbu ± db であることを確認します。 ※治具用 nhb32-c の patch"06" には、以下のように設定します。 [aes/ebu 1]の ch1 ∼ ch8 入力を、cobranet の ch17 ∼ ch24 に出力します。 [aes/ebu 2]の ch1 ∼ ch8 入力を、cobranet の ch25 ∼ ch32 に出力しま...

  • Page 45

    45 nhb32-c 4.2 検査方法 テストプログラム起動画面にて、 ”2.Nhb32-c main sheet”を選択すると、以下の検査項目の順に、自動的に実施される。 1 FLA: FLASH ROMのREAD/WRITEテスト 自動判定 2 RAM:DRAMのREAD/WRITEテスト 自動判定 3 EEP:EEPROMのREAD/WRITEテスト 自動判定 4 DSP:DSP5のレジスタREAD/WRITEテスト 自動判定 5 CM1:CM−1 HMIのREAD/WRITEテスト 自動判定 6 COB:CM−1 シリアルLOOPBACKテスト 自動判定 7 USB:USBテスト 自動...

  • Page 46

    Nhb32-c 46 5.2 検査方法 テストプログラム起動画面にて、 ”3. Nhb32-c aes sheet”を選択すると、以下の検査項目の順に、自動的に実施されます。 1 DIO:AES/EBUテスト 自動判定 2 COM:COM LOOPBACKテスト 自動判定 6.PNシート検査 6.1 接続方法 ・main シートの cn308 と、pc の usb 端子を、usb ケーブルで接続します。 ・aes-aes1 シートの cn504 と、pc のシリアル端子をシリアルケーブル(クロス)で接続します。 ・main シートの sw201 は、 ”0”に設定します。 ・pn-jack シ...

  • Page 47

    47 nhb32-c 7. バージョンアップ マスターデータ”acu16-c / nhb32-c v *.**”により、バージョンアップが可能です。 バージョンアップは windows pc から、usb 経由にて実行されます。 マスターデータには、以下のファイルが含まれます。 ・ wain. Exe → インストーラープログラムファイル ・ wain. Ini → 設定ファイル 8c78(という名称のフォルダ) ・ 8c78. Scr → スクリプトファイル ・ v *** . Bir → プログラムデータファイル (***:バージョン) ※最新バージョンは、ヤマハ cs センターホームペー...

  • Page 48

    1 2 3 4 5 6 7 8 9 10 11 12 13 a b c d e f g h i j k l m n o p q r nhb32-c overall circuit diagram 1/14 (main) c1 nhb32-c nhb32-c nhb32-c cpu d-ff d-ff d-ff dram16m or and or or or or or or d-ff te12l te12l or buffer d-ff flash rom 4m 3-8 demultiplexer 3-8 demultiplexer eeprom main to c1: h11 to c2: ...

  • Page 49

    C2 nhb32-c overall circuit diagram 2/14 (main) nhb32-c nhb32-c nhb32-c b c d e f g h i j k l m n o p q a 1 2 3 4 5 6 7 8 9 10 11 12 : not installed (未実装) 未実装 cpu photo coupler inverter line driver line driver buffer buffer bus buffer sync. Binary counter invertor buffer cpu inverter main from c1: g9...

  • Page 50

    1 2 3 4 5 6 7 8 9 10 11 12 a b c d e f g h i j k l m n o p q r nhb32-c overall circuit diagram 3/14 (main) c3 nhb32-c nhb32-c nhb32-c bus buffer transceiver inverter inverter inverter regulator +3.3v d-ff buffer inverter buffer buffer bus buffer bus buffer buffer buffer not used from c1: h12, from c...

  • Page 51

    C4 nhb32-c overall circuit diagram 4/14 (main) nhb32-c nhb32-c nhb32-c a b c d e f g h i j k l m n o p q 1 2 3 4 5 6 7 8 9 10 11 12 selector dir2 buffer clock generator from c3: j11 from c1: k2 from c1: k2, from c3: p7 from c3: k10 to c2: n8, to c3: c7, to c3: f4, to c3: k10 from c1: f4, from c5: e1...

  • Page 52

    1 2 3 4 5 6 7 8 9 10 11 12 a b c d e f g h i j k l m n o p q r nhb32-c overall circuit diagram 5/14 (main) c5 nhb32-c nhb32-c nhb32-c buffer buffer buffer buffer dsp5 to c4: o4 from c2: c3 from c2: c4 from c2: c4 from c3: b8, from c4: c4 from c4: c4, from c5: e11 to c3: p8 to c3: p8 to c3: p8 to c3:...

  • Page 53

    C6 nhb32-c overall circuit diagram 6/14 (aes2) nhb32-c nhb32-c nhb32-c a b c d e f g h i j k l m n o p q 1 2 3 4 5 6 7 8 9 10 11 12 receiver reset reset and inverter and inverter reset and inverter inverter reset and buffer dit2 dit2 dit2 dit2 inverter inverter transmitter dir2 dir2 dir2 dir2 aes2 t...

  • Page 54

    Nhb32-c overall circuit diagram 7/14 (aes2) c7 nhb32-c nhb32-c nhb32-c a b c d e f g h i j k l m n o p q 1 2 3 4 5 6 7 8 9 10 11 12 receiver reset reset and inverter and inverter reset and inverter inverter reset and inverter inverter transmitter dir2 dir2 dir2 dir2 dit2 dit2 dit2 dit2 to c8: o12 to...

  • Page 55

    C8 nhb32-c overall circuit diagram 8/14 (aes2) nhb32-c nhb32-c nhb32-c a b c d e f g h i j k l m n o p q 1 2 3 4 5 6 7 8 9 10 11 12 driver/receiver d-ff d-ff d-ff buffer buffer d-ff buffer buffer buffer buffer to c6: e8 to c6: d5 from c6: f1 to c6: e7 to c6: e7 to c6: e7 to c6: e6 to c7: e7 to c7: e...

  • Page 56

    1 2 3 4 5 6 7 8 9 10 11 12 a b c d e f g h i j k l m n o p q r nhb32-c overall circuit diagram 9/14 (aes1) c9 nhb32-c nhb32-c nhb32-c receiver reset reset and inverter and inverter reset and inverter inverter reset and buffer dit2 dit2 dit2 dit2 inverter inverter transmitter dir2 dir2 dir2 dir2 aes1...

  • Page 57

    C10 nhb32-c overall circuit diagram 10/14 (aes1) nhb32-c nhb32-c nhb32-c a b c d e f g h i j k l m n o p q 1 2 3 4 5 6 7 8 9 10 11 12 receiver reset reset and inverter and inverter reset and inverter inverter reset and inverter inverter transmitter dir2 dir2 dir2 dir2 dit2 dit2 dit2 dit2 to c11: m9 ...

  • Page 58

    1 2 3 4 5 6 7 8 9 10 11 12 a b c d e f g h i j k l m n o p q r nhb32-c overall circuit diagram 11/14 (aes1) c11 nhb32-c nhb32-c nhb32-c 3-8 demultiplexer buffer buffer buffer d-ff d-ff d-ff d-ff selector selector buffer buffer buffer buffer buffer buffer buffer and from c12: j3 from c12: j3 from c12...

  • Page 59

    C12 nhb32-c overall circuit diagram 12/14 (aes1) nhb32-c nhb32-c nhb32-c a b c d e f g h i j k l 1 2 3 4 5 6 7 8 9 driver/receiver buffer from c11: o9 from c11: o9 from c11: o12 from c11: o11 from c11: o11 from c11: o11 from c11: o11 from c11: o12 from c11: o12 from c11: h11 from c11: h12 from c11: ...

  • Page 60

    1 2 3 4 5 6 7 8 a b c d e f g h i j k l nhb32-c overall circuit diagram 13/14 (pn-led) c13 nhb32-c nhb32-c nhb32-c transistor array transistor array pn-led nhb32-c only : ceramic capacitor (セラコン) ( セ ) : not installed (未実装) 未実装 w w w . X i a o y u 1 6 3 . C o m q q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 ...

  • Page 61

    C14 nhb32-c overall circuit diagram 14/14 (pn-jack, pn-psw) nhb32-c nhb32-c nhb32-c a b c d e f g h i 1 2 3 4 5 6 pn-jack pn-psw : ceramic capacitor (セラコン) ( セ ) : not installed (未実装) (規格認定コン) 未実装 capacitor [primary] [secondary] [cobranet] w w w . X i a o y u 1 6 3 . C o m q q 3 7 6 3 1 5 1 5 0 9 9 ...

  • Page 62: Parts List

    Parts list warning components having special characteristics are marked and must be replaced with parts having specification equal to those originally installed. Notes : destination abbreviations the numbers “qty” show quantities for each unit. The parts with “--” in “part no.” are not available as ...

  • Page 63: Overall Assembly

    Nhb32-c 2 overall assembly 480 330 10 110 170 300 230 400 500 240 240 220 200 210 480 115 310 320 480 480 490 340 120 260 20 30 140 130 180 470 400 310 480 490 340 60 40 410 460 420 420 400 135 460 450 190 90 270 80 70 80 470 400 400 400 150 400 400 50 30a 160 250 30mm wa728100 japanese model only (...

  • Page 64

    Nhb32-c 3 : new parts ref no. Part no. Description remarks qty rank rank: japan only * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * overall assembly nhb32-c overall assembly (v954630) 10 bottom chassis 20 insulation sheet 30 ac inlet assembly ac inlet&faston 30a ferrite core fr25/15/12-...

  • Page 65: Electrical Parts

    Nhb32-c 4 : new parts ref no. Part no. Description remarks qty rank rank: japan only * * * * * * * electrical parts electrical parts nhb32-c circuit board main (x2652b0) circuit board jack (x2653b0) circuit board psw (x2653b0) circuit board led (x2653b0) circuit board aes1 (x2655b0) circuit board ae...

  • Page 66

    Nhb32-c 5 : new parts ref no. Part no. Description remarks qty rank rank: japan only * * * * * * * * * * * * * * * c502 mylar capacitor(chip) 0.0820 16v j 01 c503 ceramic capacitor-f (chip) 0.1000 16v z 01 c504 electrolytic cap. (chip) 47 16v 01 c505 ceramic capacitor-f (chip) 0.1000 16v z 01 c506 c...

  • Page 67

    Nhb32-c 6 : new parts ref no. Part no. Description remarks qty rank rank: japan only ic404 ic pq033y3h3zp regulator +2.5v 04 ic407 ic tc74vhct245aft buffer 07 ic408 ic tc74vhc244ft bus buffer 03 ic409 ic tc74vhc244ft bus buffer 03 ic410 ic tc74vhct245aft buffer 07 ic412 ic tc74vhc125ft buffer 03 ic4...

  • Page 68

    Nhb32-c 7 : new parts ref no. Part no. Description remarks qty rank rank: japan only * * * * * * * r331 carbon resistor (chip) 270.0 63m j 01 r332 carbon resistor (chip) 1.0k 63m j 01 r333 carbon resistor (chip) 10.0k 63m j 01 -337 carbon resistor (chip) 10.0k 63m j 01 r338 carbon resistor (chip) 33...

  • Page 69

    Nhb32-c 8 : new parts ref no. Part no. Description remarks qty rank rank: japan only * * ld202 led slz-235b-08-t1 gr 01 ld203 led slz-235b-08-t1 gr 01 ld204 led slz-235b-08-t1 gr 01 ld205 led slz-235b-08-t1 gr 01 ld206 led slz-235b-08-t1 gr 01 ld207 led slz-235b-08-t1 gr 01 ld208 led slz-235b-08-t1 ...

  • Page 70

    Nhb32-c 9 : new parts ref no. Part no. Description remarks qty rank rank: japan only c610 ceramic capacitor-f (chip) 0.1000 25v z 01 c611 ceramic capacitor-f (chip) 0.1000 25v z 01 c613 ceramic capacitor-f (chip) 0.1000 25v z 01 -618 ceramic capacitor-f (chip) 0.1000 25v z 01 c701 ceramic capacitor-...

  • Page 71

    Nhb32-c 10 : new parts ref no. Part no. Description remarks qty rank rank: japan only * * * ic213 ic 74vhc245mtcx buffer 02 ic214 ic tc74vhc245ft buffer 03 ic214 ic 74vhc245mtcx buffer 02 ic215 ic sn74hc273nsr d-ff 01 ic216 ic tc74vhc74ft d-ff 01 -219 ic tc74vhc74ft d-ff 01 ic220 ic tc74vhc245ft buf...

  • Page 72

    Nhb32-c 11 : new parts ref no. Part no. Description remarks qty rank rank: japan only * ic710 ic tc74vhc245ft buffer 03 ic710 ic 74vhc245mtcx buffer 02 ic711 ic ym3437c-fe2 dit2 04 -714 ic ym3437c-fe2 dit2 04 ic715 ic tc74vhc08ft and 01 ic716 ic tc74vhc04ft inverter 01 ic717 ic tc74vhc04ft inverter ...

  • Page 73

    Nhb32-c 12 : new parts ref no. Part no. Description remarks qty rank rank: japan only -416 carbon resistor (chip) 100.0 63m j 01 r417 carbon resistor (chip) 3.3k 63m j 01 -420 carbon resistor (chip) 3.3k 63m j 01 r421 carbon resistor (chip) 100.0 63m j 01 -424 carbon resistor (chip) 100.0 63m j 01 r...