![background image](http://html.mh-extra.com/html/sony/hcd-zx66i-cd-receiver-component-for-compact-hi-fi-stereo-system/hcd-zx66i-cd-receiver-component-for-compact-hi-fi-stereo-system_service-manual_1329792063.webp)
HCD-ZX66i/ZX99i
63
IC701 STK412-240M-E (SURROUND Board) (HCD-ZX99i only)
IC601 STK412-240M-E (POWER AMP Board) (HCD-ZX99i only)
+VH
1
+VL
2
+REF
3
–REF
4
–VL
5
+RE1
8
SUB-GND
7
–VH
COM2
PRE
DRIVER
PRE
DRIVER
COM1
6
–RE1
9
–RE2
10
+RE2
11
–PRE
12
+PRE
13
IN1
14
NF1
15
BIAS
16
NF2
17
IN2
18
CURRENT
LIMITER
CURRENT
LIMITER