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DISASSEMBLY PROCEDURES(AVR235)
I TOP-COVER (21) REMOVAL
1. Remove 13 screws (S1,S7) and then remove the Top-cover.
II FRONT PANEL ASS’Y REMOVAL
1. Remove the Top-cover, referring to the previous step1.
2. Disconnect the lead wire (BN72-32p)) on the Fip PCB (37-1) from connector (CN72) on the Input PCB (39-1)
3. Disconnect the lead wire (BN80-11P) on the Fip PCB (37-1) from connector (CN80) on the Main PCB (38-1).
4. Disconnect the lead wire (BN16-8P,BN10-4P) on the Tone PCB (37-3) from connector (CN16,CN10) on the Connect
PCB (37-7).
5. Disconnect the lead wire (BN41-6P) on the Tone PCB (37-3) from connector (CN41) on the Video PCB (40-1).
6. Disconnect the lead wire (BN18-5P) on the Digital input PCB (37-8) from connector (CN18) on the Input PCB (39-1).
7. Disconnect the lead wire (BN81-8P) on the Fip PCB (37-1) from connector (CN81) on the Trans PCB (40-5).
8. Disconnect the lead wire (BN15-6P) on the Fip PCB (37-1) from connector (CN15) on the Download PCB (37-9).
9. Remove 1 screw (S10) and then lead wire (JW82-2P) on the Phone PCB (37-4).
10. Remove 1screw (S10) and then lead wire (JW84-1P) on the Tone PCB (37-3)
11. Remove 10 screws (S1) and then remove the Front Panel ASS’Y.
III TONE PCB (37-3) REMOVAL
1. Remove the Top-cover, referring to the previous step1.
2. Remove the Front Panel ASS’Y, referring to the previous step2.
3. Pull out the Volume Knob ASS’Y & 3 Rotary Knobs (5).
4. Remove 10 screws (S2,S14), and then remove the Tone PCB (37-3).
5. Disconnect the lead wire (BN84-5P,BN90-2P) One the Tone PCB (37-3) from connector (CN84,CN90) on the
Fip PCB (37-1)
6. Disconnect the lead wire (BN87-6P) One the Tone PCB (37-3) from connector (CN87) on the Phone PCB (37-4)
IV PHONE PCB (37-4) REMOVAL
1. Remove the Top-cover, referring to the previous step1.
2. Remove the Front Panel ASS’Y, referring to the previous step2.
3. Disconnect the lead wire (BN87-6P) One the Tone PCB (37-3) from connector (CN87) on the Phone PCB (37-4)
4. Disconnect the lead wire (BN85-2P) One the Fip PCB (37-1) from connector (CN85) on the Phone PCB (37-4)
5. Remove 2 screws (S2,S3) and then remove the Phone PCB (37-4)
.
V POWER LED PCB (37-6) REMOVAL
1. Remove the Top-cover, referring to the previous step1.
2. Remove the Front Panel ASS’Y, referring to the previous step2.
3. Remove 2 screws (S2) and then remove the Power led PCB (37-6).
4. Disconnect the lead wire (BN88-4P) from connector (CN88) on the Fip PCB (37-1).
VI FIP PCB (37-1) REMOVAL
1. Remove the Top-cover, referring to the previous step1.
2. Remove the Front Panel ASS’Y, referring to the previous step2.
3. Remove the Tone PCB (37-3), referring to the previous step3.
4. Remove the Phone PCB (37-4), referring to the previous step4.
5. Remove the Power led PCB (37-6), referring to the previous step5.
6. Remove 6 screws (S2) and then remove the Fip PCB (37-1)
25
AVR235
harman/kardon
Содержание AVR 235
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Страница 87: ...LC74763 74763M Pin Assignment Serial Data Input Timing No 5039 4 19 Top view AVR235 harman kardon 87 ...
Страница 88: ...System Block Diagram LC74763 74763M AVR235 harman kardon 88 ...
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Страница 113: ...CAM350 PRO V 7 6 Mon Sep 01 10 29 56 2003 Untitled AVR235 harman kardon 113 ...
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