Disassembly Procedure (Avr135); Top Cover Removal; Front Panel Ass’y Removal; Tone Pcb Removal - Harman Kardon AVR135 Service Manual

AVR135 harman/kardon

DISASSEMBLY PROCEDURE (AVR135)

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)
7. 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)
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